<template>
  <el-form ref="deptForm" :rules="rules" :model="form" label-width="120px">
    <el-form-item label="部门名称" prop="name">
      <el-input v-model="form.name" style="width:80%" placeholder="1-50个字符" />
    </el-form-item>
    <el-form-item label="部门编码" prop="code">
      <el-input v-model="form.code" style="width:80%" placeholder="1-50个字符" />
    </el-form-item>
    <el-form-item label="部门负责人" prop="manager">
      <el-select v-model="form.manager" style="width:80%" placeholder="请选择">
        <el-option v-for="item in list" :key="item.id" :value="item.username" :label="item.username" />
      </el-select>
    </el-form-item>
    <el-form-item label="部门介绍" prop="introduce">
      <el-input v-model="form.introduce" style="width:80%" placeholder="1-300个字符" type="textarea" :rows="3" />
    </el-form-item>
    <el-form-item>
      <el-button type="primary" size="small" @click="hSubmit">确定</el-button>
      <el-button size="small" @click="hCancel">取消</el-button>
    </el-form-item>
  </el-form>
</template>

<script>
import { getEmployeesSimple } from '@/api/employees'
import { addDepartment, getDepartmentById, updateDepartment } from '@/api/departments'
export default {
  props: {
    id: {
      type: String,
      required: true
    },
    isEdit: {
      type: Boolean,
      required: true
    },
    originList: {
      type: Array,
      required: true
    }
  },
  data() {
    // 自定义校验规则
    const validCode = (rule, value, callback) => {
      let validEdit = this.originList.map(item => item.code)
      console.log(validEdit)
      if (this.isEdit) {
        validEdit = this.originList.filter(item => item.id !== this.id).map(item => item.code)
      }
      if (validEdit.includes(value)) {
        callback(`你输入的部门编码:${value}已重复请从新输入`)
      } else {
        callback()
      }
    }
    const validName = (rule, value, callback) => {
      let validNameList = this.originList.filter(item => item.pid === this.id).map(item => item.name)
      if (this.isEdit) {
        const pid = this.originList.find(item => item.id === this.id).pid
        validNameList = this.originList.filter(item => item.pid === pid).filter(item => item.id !== this.id).map(item => item.name)
      }
      console.log(validNameList)
      if (validNameList.includes(value)) {
        callback(new Error(`你输入的部门名称:${value}已重复请从新输入`))
      } else {
        callback()
      }
    }
    return {
      form: {
        name: '',
        code: '',
        manager: '',
        introduce: ''
      },
      list: [], // 用来保存获取的部门负责人列表
      rules: {
        name: [
          { required: true, message: '请输入部门名称', trigger: 'blur' },
          { min: 1, max: 15, message: '请输入1-15位的名称', trigger: 'blur' },
          { validator: validName, trigger: 'blur' }
        ],
        code: [
          { required: true, message: '请输入部门编码', trigger: 'blur' },
          { min: 1, max: 15, message: '请输入1-15位的编码', trigger: 'blur' },
          { validator: validCode, trigger: 'blur' }
        ],
        manager: [
          { required: true, message: '请输入部门负责人', trigger: 'blur' }
        ],
        introduce: [
          { required: true, message: '请输入部门详情', trigger: 'blur' },
          { min: 1, max: 300, message: '请输入1-300字的内容', trigger: 'blur' }
        ]
      }
    }
  },
  created() {
    this.loadEmployeesSimple()
    if (this.isEdit) {
      this.loadDepartmentById()
    }
  },
  methods: {
    // 重置表单
    resetDialog() {
      this.$refs.deptForm.resetFields()
    },
    // 根据id获取信息并填充表单(根据ID查询部门详情)
    async loadDepartmentById() {
      const res = await getDepartmentById(this.id)
      this.form = res.data
    },
    // 根据id修改表单
    async doEdit() {
      const res = await updateDepartment(this.form)
      console.log(res)
      this.$emit('success')
    },
    // 新增部门
    async doAdd() {
      const res = await addDepartment({ pid: this.id, ...this.form })
      console.log(res)
      this.$emit('success')
    },
    // 获取负责人
    async loadEmployeesSimple() {
      const res = await getEmployeesSimple()
      // console.log(res)
      this.list = res.data
    },
    hSubmit() {
      this.isEdit ? this.doEdit() : this.doAdd()
    },
    hCancel() {

    }
  }
}
</script>

<style>

</style>
